<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <div id="root">

    </div>
    <script src="../js/vue.js"></script>
    <script>
            let date={
                name:'尚硅谷',
                address:'北京'
            }
            setInterval(()=>{
                if (date.name!=='尚硅谷'){
                    console.log('name被改了')
                }
            })
    </script>
</body>
</html>